Autonomous system profile

Review registration details, announced prefixes, network relationships and historical snapshots.

AS20105

Announcement observedARIN

University of Richmond · URICHMOND

This profile is assembled from CHA.LA's normalized registration, routing and observation snapshots.

Last active10/1/2026, 04:17:48Snapshot expired

View network topology RDAP registration

ASN: AS20105
Registration country: United States
Name: University of Richmond
Abbreviation: URICHMOND
Registration date: 3/23/2001, 05:00:00
Status: Announcement observed
RIR: ARIN

Network relationships and announced prefixes

ASN / prefix	Description / organization	Geographic scope	First seen	Last active	IPv4	IPv6	Status
141.166.0.0/16BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 00:00:00	10/1/2026, 00:00:00	✓	×	Historical record
141.166.128.0/20BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 00:00:00	10/1/2026, 00:00:00	✓	×	Historical record
141.166.144.0/20BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 00:00:00	10/1/2026, 00:00:00	✓	×	Historical record
141.166.160.0/19BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 00:00:00	10/1/2026, 00:00:00	✓	×	Historical record
141.166.224.0/19BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 00:00:00	10/1/2026, 00:00:00	✓	×	Historical record
141.166.32.0/19BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 00:00:00	10/1/2026, 00:00:00	✓	×	Historical record
141.166.96.0/19BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 00:00:00	10/1/2026, 00:00:00	✓	×	Historical record

BGP prefixes have no geographic country; the column is marked not applicable.

Registration and sources

Organization: University of Richmond
RIR: ARIN
Registration country: United States
Registration date: 3/23/2001, 05:00:00
Abuse contact: hostmaster@richmond.edu

Snapshot trend

10/1/2026, 04:17:487 v40 v62 Upstream · 0 Uncertain

ASN route snapshotThis page reads collected ASN, prefix, relationship and history data. External interfaces are used for initial collection and scheduled refreshes.Source keys: cha-la-external-routing · iana-rdap-asn-bootstrap · rir-rdap-asn